package com.TT.ticket.add;


import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;

/**
 * 计数器
 */
public class CyclicBarrierDemo {

    public static void main(String[] args) throws InterruptedException {
        /**
         * 集齐7颗龙珠召唤神龙
         */
        //召唤龙珠线程
        CyclicBarrier cyclicBarrier = new CyclicBarrier(7, () -> {
            System.out.println("召唤神龙成功");
        });

        for (int i = 1; i <= 7; i++) {
            final int temp = i;
            new Thread(() -> {
                System.out.println(Thread.currentThread().getName() + "收集" + temp + "个龙珠");

                try {
                    cyclicBarrier.await();  //等待到7
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }

            }).start();
        }

    }

}
